Matching Items (6)
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- All Subjects: Grand Canyon National Park (Ariz.)
- Creators: Grand Canyon National Park, National Park Service, U.S. Department of the Interior
- Creators: Borkan, Ronald E.
- Creators: Dixon, Maynard
- Creators: United States House of Representatives
ContributorsUnited States House of Representatives (Author)
Created1917-01-24
DescriptionBill to establish the Grand Canyon as a National Park.
ContributorsDixon, Maynard (Artist) / Standard Oil Company of California (Sponsor)
Created1937-06
Description
Bulletin describing a radio broadcast of a sightseeing plane trip over the Grand Canyon. Cover art by Maynard Dixon (1875-1946).
ContributorsGrand Canyon National Park, National Park Service, U.S. Department of the Interior (Publisher)
Created1977-09
DescriptionNatural resources management plan and environmental assessment for preserving natural resources within the park for use and enjoyment of visitors. The approach is guided by the concept of maintaining and perpetuating ecosystems rather than protecting or preserving individual features or favored species.
ContributorsGrand Canyon National Park, National Park Service, U.S. Department of the Interior (Publisher)
Created1977-09
DescriptionThis addendum to the 1977 GCNP managment plan includes priority projects and planning for a 5-year period.
ContributorsGrand Canyon National Park, National Park Service, U.S. Department of the Interior (Publisher)
Created1976-11
Description
Feral burro management plan and environmental assessment for Grand Canyon National Park in Arizona.
ContributorsUnderhill, A. Heaton (Author) / Borkan, Ronald E. (Author) / Battelle Memorial Institute. Technology Partnership Practice (Publisher)
Created1986-04
Description
Cooperative National Park Resources Studies Unit for University of Arizona, effects on Glen Canyon Dam releases on Grand Canyon River trips, a technical report, vol. no. 16.